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What element is also known as dephlogisticated air?
A. Nitrogen
B. Oxygen
C. Hydrogen
D. Sulfur
E. Helium
B. Oxygen
What is the predominant ion in the extracellular fluid?
A. Na+1
B. K+1
C. Mg+2
D. Ca+2
E. Mn+2
A. Na+1
1. What is the halogen used as water purifier?
A. F
B. Cl
C. Br
D. I
E. At
B. Cl
1. Which of the following substances is employed in the treatment of mental disorder?
A. MgSO4
B. K2Cr2O7
C. Li2CO3
D. NaHCO3
E. KNO3
C. Li2CO3
What is the most reactive element among the halogens?
A. F
B. Cl
C. Br
D. I
E. At
A. F
What condition results from the deficiency of iodine?
A. Hepatitis
B. Goiter
C. Infection
D. Scurvy
E. Peripheral neuropathy
B. Goiter
What are the metals that combine to form the alloy, ferrochrome?
A. Lead and iron
B. Lead and chromium
C. Chromium and tin
D. Iron and tin
E. Iron and chromium
E. Iron and chromium
Which of the following statements about Bordeaux Mixture is/are true?
I. It is used as an antiseptic
II. It is used as an algicide-fungicide
III. It contains copper
IV. It contains cobalt
II. It is used as an algicide-fungicide
III. It contains copper
1. Inert gases being investigated for possible use as inhalatory anesthetic
I. Kr
II. Xe
III. Ar
IV. He
II. Xe
IV. He
1. What is the composition of artificial air?
A. 40% O2 and 60% He
B. 20% O2 and 80% He
C. 20% He and 80% O2
D. 80% Kr and 20% He
E. 40% Kr and 60%
B. 20% O2 and 80% He
1. The following terms are uses of Rochelle salt EXCEPT:
A. Cathartic
B. Diuretic
C. Sequestering agent
D. Preservative
E. None of the above
B. Diuretic
1. What metal is unaffected by body fluids hence it is used in such repair of bones, nerves and muscles?
A. Aluminum
B. Tantalum
C. Tin
D. Thorium
E. Silicon
B. Tantalum
1. What is the official barium salt used in medicine as a radiopaque substance in roentgenographic examination of the GIT
A. BaCl2
B. BaSO4
C. Ba(NO3)2
D. Ba3(PO4)2
E. BaCO3
B. BaSO4
1. What is the synthetic, radioactive noble gas used in the treatment of cervical and oral lesion
A. Ar
B. Ir
C. Xe
D. Rn
E. None of the above
D. Rn
1. What is the most abundant metal on the earth's trust?
A. Fe
B. Al
C. Cu
D. Au
E. Si
B. Al
1. What elements compose the alloy bronze?
A. Cu and Au
B. Cu and Zn
C. Cu and Sn
D. Cu and Tn
E. Cu and Ag
C. Cu and Sn
1. The measure of the acidity of a solution is also known as
A. pH
B. pOH
C. Buffer
D. Concentration
E. pI
A. pH
1. What inert substance is used to prolong the shelf-life of products by displacing air inside the container?
A. Oxygen
B. Helium
C. Carbon dioxide
D. Nitrogen
E. 19. Hydrogen
D. Nitrogen
1. Which among the elements does NOT form basic anhydride?
A. Ca
B. Na
C. Ba
D. Mg
E. S
E. S
1. Which of the following substance is/are used as inhalant in all pathological conditions characterized by dyspnea?
I. Oxygen
II. Helium
III. Carbon dioxide
IV. Nitrogen
I. Oxygen
21. An extremely unreactive substance considered to have the lowest coefficient of thermal expansion among metals
A. Gold
B. Platinum
C. Palladium
D. Silicon
E. Krypton
B. Platinum
21. What is the meaning of "halogen"?
A. Acid-former
B. Water-former
C. Niter-producer
D. Sea salt-former
E. None of the above
D. Sea salt-former
21. Which of the two following substances is native hydrous magnesium silicate?
A. Talc
B. Pumice
C. Kaolin
D. Bentonite
E. Clay
A. Talc
21. What is the active ingredient of White lotion?
A. CdS
B. SeS
C. PbS
D. ZnS
E. MnS
D. ZnS
21. What is the color of the cylinder that is used to contain O2?
A. Black
B. Green
C. Gray
D. Brown
E. Yellow
B. Green
21. Glauber's salt is chemically known as
A. MgSO4
B. K2SO4
C. FeSO4
D. Na2SO4
E. H2SO4
D. Na2SO4
21. Magnesia is chemically known as
A. MgCO3
B. MgO
C. Mg(OH)2
D. MgCl2
E. MgSO4
B. MgO
21. Calcined magnesite is chemically known as
A. MgCl2
B. MgSO4
C. MgCl2
D. MgCl2
E. MgCO3
E. MgCO3
21. Bone ash is chemically known
A. Ca(OH)2
B. Ca5(OH)(PO4)3
C. CaO
D. Ca(OCl)2
E. CaSO4
B. Ca5(OH)(PO4)3
21. What is the antidote for zinc poisoning?
A. Magnesium sulfate
B. Magnesium hydroxide
C. Sodium bicarbonate
D. Sodium carbonate
E. Sodium chloride
C. Sodium bicarbonate
21. What The chemical formula of cinnabar?
A. HgS
B. Hg2Cl2
C. ZnO
D. HgCl2
E. CdS
A. HgS
21. Lunge test insensitivity test for what ion?
A. Phosphate
B. Nitrate
C. Sulphate
D. Carbonate
E. Silver
B. Nitrate
21. Which of the following phrases describes CATIONS?
A. Examples are halides and cyanides
B. Negatively charged particles
C. Atoms that gained electrons
D. Has more protons than electrons
E. None of these
D. Has more protons than electrons
21. What is the use of cream of tartar?
A. Buffer
B. Diuretic
C. Bulking agent
D. Adsorbent
E. Urinary acid
B. Diuretic
21. What element is used in the prophylaxis of dental caries?
A. Chlorine
B. lodine
C. Calcium
D. Fluorine
E. Strontium
D. Fluorine
21. What is the color imparted to the flame by lithium?
A. Yellow
B. Brick red
C. Green
D. Violet
E. Crimson
E. Crimson
21. What is the use of bentonite?
A. Suspending agent
B. Lubricant
C. Binder
D. Precipitant
E. Bulking agent
A. Suspending agent
21. Which among the following gases is used as an antioxidant?
A. Helium
B. Carbon dioxide
C. Nitrogen
D. Hydrogen
E. None of the above
C. Nitrogen
21. Oxides of nonmetallic elements are described to be
A. Alkaline
B. Acidic
C. Amphoteric
D. Neutral
E. None of the above
B. Acidic
21. Which among the following substance is considered as volatile base?
A. KOH
B. NaOH
C. Ca(OH)2
D. NH4OH
E. Al(OH)3
D. NH4OH
21. What happens to the oxidizing agent in a REDOX reaction?
A. Is oxidized
B. Loss electron
C. Is reduced
D. Valence increased
E. Not affected
C. Is reduced
21. What is the most electronegative element in the periodic table?
A. I
B. Cl
C. Fe
D. C
E. None of the above
E. None of the above
21. All the following substances are with therapeutic property, EXCEPT:
A. Carbon dioxide
B. Helium
C. Oxygen
D. Hydrogen
E. None of the above
D. Hydrogen
21. Paris green is chemically known as
A. Cupric oxide
B. Calcium sulfate
C. Copper aceto arsenite
D. Cupric chloride
E. Ammonium chloride
C. Copper aceto arsenite
21. What is the use of Lassar's paste?
A. Keratolytic
B. Antiseptic
C. Demulcent
D. Counterirritant
E. Analgesic
B. Antiseptic
21. The following items describe the use of sodium iodide, EXCEPT
I. Expectorant
II. Antikeratogenic
III. Solubilizer
IV. Antifungal
II. Antikeratogenic
21. Which among the following substances is used as hypotensive agent?
A. K2SCN
B. MgSO4
C. Na3PO4
D. CaCl2
E. CaCO3
B. MgSO4
21. What is the official antidote for phosphorus poisoning?
A. White vitriol
B. Green vitriol
C. Oil of vitriol
D. Blue vitriol
E. Rochelle salt
D. Blue vitriol
21. What element is glucinum?
A. Lithium
B. Strontium
C. Manganese
D. Beryllium
E. Sulfur
D. Beryllium
21. What is native magnesium sulfate?
A. Kieserite
B. Dolomite
C. Magnesite
D. Talc
E. Asbestos
A. Kieserite
21. What compound of sulfur is considered the yellow sulfide?
A. MnS
B. ZnS
C. Sb2S3
D. CdS
E. PbS
D. CdS
21. What substance may be used to clean a glass apparatus which is particularly greasy?
A. Nitric acid
B. Concentrate hydrochloric acid
C. Chromosulfuric acid
D. Hypochlorous acid
E. Sulfuric acid
C. Chromosulfuric acid
21. What is the color imparted by calcium chloride to the flame viewed through cobalt glass?
A. Crimson red
B. Light green
C. Intense yellow
D. Nill
E. Brick red
B. Light green
21. What element was named from a Greek word which mean 'acid former'?
A. Hydrogen
B. Nitrogen
C. Sulfur
D. Oxygen
E. Chlorine
D. Oxygen
21. What is the most stable diatomic molecule?
A. Nitrogen
B. Oxygen
C. Bromine
D. Hydrogen
E. Fluorine
A. Nitrogen
21. Among the halogens which element is the most metallic?
A. Chlorine B. Bromine
C. Fluorine
D. Iodine
E. Astatine
E. Astatine
21. Artificial radioactive isotopes emit the following particles, EXCEPT
A. Alpha particles B. Beta particles
C. Delta particles
D. Gamma ray
E. None of the above
C. Delta particles
21. Salt of tartar is chemically known as
A. Sodium carbonate
B. Sodium bicarbonate
C. Potassium carbonate
D. Potassium tartrate
E. Sodium lactate
C. Potassium carbonate
21. The reagent that will precipitate out Group I cations is
A. Hydrogen sulfide
B. Dilute hydrochloric acid
C. Ammonium sulfide
D. Sodium biphosphate
E. Sodium hydroxide
B. Dilute hydrochloric acid
21. A type of water that contains iron in solution or suspension and are characterized by a ferruginous taste is known as
A. Saline water
B. Lithia water
C. Alkaline water
D. Chalybeate water
E. Mineral water
D. Chalybeate water
21. What is the use of sugar of lead when applied externally?
A. Astringent
B. Antiseptic
C. Styptic
D. Acid-neutralizer
E. Counterirritant
A. Astringent
21. What color does Sb impart to the nonluminous Bunsen flame?
A. Yellow green
B. Crimson
C. Blue
D. Brick red
E. Green
E. Green
21. The following items describe the use of sulfur, EXCEPT:
A. Cathartic action
B. Anti-scabies
C. Stimulant in alopecia
D. Counterirritant
E. Antiteratogenic
E. Antiteratogenic
21. Dry ice is chemically known as
A. Carbon monoxide
B. Carbon dioxide
C. Nitrogen
D. Hydrogen
E. Hydrogen sulfide
B. Carbon dioxide
21. Devarda's alloy contains
A. Cu, Sn
B. Pb, Sb, Sn
C. Cu, Ni
D. Cu, Al, Zn
E. Bi, Pb, Sn
D. Cu, Al, Zn
21. The most stable complexes are formed by the ions in which group in the periodic table?
A. Group IA
B. Group IB
C. Group VIA
D. Group VIIA
E. Group VIII
E. Group VIII
21. What type of ligand is ethylene diamine?
A. Bidentate
B. Pentadentate
C. Unidentate
D. Hexadentate
E. Polydentate
A. Bidentate
21. In an alkaline solvent, the color of the iodine solution produced is usually
A. Blue black
B. Violet
C. Orange
D. Red
E. Colorless
C. Orange
21. This principle states that, in a stable complex, there may be no high concentration of negative or positive charge, and that charge will tend to distribute itself over the atoms within a complex in such a way that the net charge on each atom approaches zero.
A. Law of Hess
B. Electronegative principles
C. Aufbau principle
D. Henry's Law
E. Electroneutrality principle
E. Electroneutrality principle
21. What element decreases the coefficient of expansion of glass?
A. Cobalt
B. Boron
C. Platinum
D. Potassium
E. Iron
B. Boron
21. Epsom's salt is chemically known as
A. Sodium sulfate
B. Sodium metaphosphate
C. Magnesium sulfate
D. Calcium sulfate
E. Calcium phosphate
C. Magnesium sulfate
21. Parenteral preparations containing bacteriostatic water for injection may be administered through the following route
EXCEPT
A. Subcutaneous
B. Intramuscular
C. Intrathecal
D. Intravenous
E. None of the above
D. Intravenous
21. What element predominates in the plasma and interstitial fluid?
A. Potassium
B. Calcium
C. Sodium
D. Magnesium
E. Oxygen
C. Sodium
21. What metal is identified in Marsh test?
A. Siver
B. Arsenic
C. Lead
D. Cadmium
E. Mercury
B. Arsenic
21. The acid utilized in Xanthoproteic test
A. Nitric acid
B. Hydrochloric acid
C. Sulfuric acid
D. Acetic acid
E. Boric acid
A. Nitric acid
21. Permanent hard water may be softened using which methods?
A. Addition of ammonia
B. Boiling
C. Clark's Lime process
D. Demineralization
E. Haber's process
D. Demineralization
21. What is the principal anion in the intracellular fluid compartment?
A. Chlorine
B. Sulfate
C. Phosphate
D. Carbonate
E. Bicarbonate
C. Phosphate
21. Which iron compound has a superior resistance to oxidation upon exposure to air?
A. Ferrous oxide
B. Ferrous fumarate
C. Ferrous gluconate
D. Ferrous sulfate E. Ferrous lactate
B. Ferrous fumarate
21. What mineral is deficient in parakeratosis?
A. Zinc
B. Copper
C. Magnesium
D. Iodine
E. Chromium
A. Zinc
21. What material is produced upon the fusion of pure silica with a base such as sodium carbonate?
A. Pumice
B. Quartz
C. Glass
D. Talc
E. Kaolin
C. Glass
21. One hundred volumes of hydrogen peroxide equal to
A. 3%
B. 6%
C. 10%
D. 30%
E. 100%
D. 30%
21. Iron oxides are usually employed as
A. Topical protective
B. Astringent
C. Hematinic
D. Laxative
E. Pigment
E. Pigment
21. Aromatic Ammonia Spirit, USP must be stored in
A. Amber bottles
B. Clear glass containers
C. Green bottles
D. Rubber containers
E. Borosilicates glass containers
A. Amber bottles
21. What is the only route approved for the administration of Dextran Injection?
A. Intraperitonial
B. Intradermal
C. Intramuscular
D. Subcutaneous
None of the above
C. Intramuscular
21. Which of the following compounds are efflorescent substances
I. Glauber's salt
II. Blue vitriol
III. Epsom salt
I. Glauber's salt
II. Blue vitriol
III. Epsom salt
21. Compound capable of interfering the passage of x-rays are employed as
A. Lavage
B. Chemotherapeutic agent
C. Radiopaque
D. Radioisotope
E. Enema
C. Radiopaque
21. Used as bone replacement for temporary braces of long bones and to close openings in the skull
A. Silver
B. Tantalum
C. Platinum
D. Zinc-eugenol cement
E. Calcium sulfate
A. Silver
21. Gold has been used in the treatment of the following conditions
I. Tuberculosis
II. Lupus erythematosus
III. Rheumatoid arthritis
II. Lupus erythematosus
III. Rheumatoid arthritis
21. A solution produced from the reaction of mercuric iodide with potassium iodide is known as
A. Nessler's reagent
B. Valser's reagent
C. Fehling's reagent
D. Benedict's reagent
E. Mayer's reagent
B. Valser's reagent
21. Native hydrated aluminum silicate is also known as
A. Kaolin
B. Talc
C. Pumice
D. Siloxane
E. Bentonite
A. Kaolin
21. Burrow's solution contains
A. Alum
B. Lead subacetate
C. Aluminum acetate
D. Calcium hydroxide
E. Silver nitrate
C. Aluminum acetate
21. The purest native form of uncombined carbon is known as
A. Graphite
B. Diamond
C. Charcoal
D. Buckminsterfullerene
E. Coal
B. Diamond
21. What is formed when aluminum silicates combine with impurities of calcium, magnesium iron oxides, and fragments of quartz?
A. Clay
B. Kaolin
C. Pumice
D. Bentonite
E. Attapulgite
A. Clay
21. What substance is formed when ozone dissolves in and bonds with substances such as such turpentine oil, cinnamon oil and olive oil?
A. Peroxides
B. Ozonizer
C. Dehydrogenated oils
D. Ozonides
E. Oxidized oils
D. Ozonides
21. Which among the following is NOT a use of sodium hypochlorite solution?
A. Bleaching agent
B. Oxidizing agent
C. Disinfectant
D. Preservative
E. None of these
D. Preservative
21. Corrosive sublimate is chemically known as
A. Mercury bichloride
B. Mercurous chloride
C. Ammoniated mercury
D. Ammoniated silver nitrate
E. Lead acetate
A. Mercury bichloride
21. Rinmann's green is chemically known as
A. Cobaltous oxide
B. Zinc acetate
C. Potassium ferrocyanide
D. Copper acetoarsenite
E. Cobalt zincate
E. Cobalt zincate
21. In testing for the presence of sugar in urine, what color is produced upon the addition of Fehling's solution?
A. Brick red precipitate
B. Bluish green coloration
C. Yellow precipitate
D. White precipitate
E. Violet ring at the junction
A. Brick red precipitate
21. What is the oxidation state of oxygen in the peroxide ion?
A. -2
B. -1
C. 0
D. +1
E. +2
B. -1
21. What is the color of the precipitate formed when mercuric salts are treated with sodium hydroxide TS?
A. Crimson
B. White
C. Violet
D. Yellow
E. Black
D. Yellow